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Why SQL Select from a CA cursor doesn't work
Message
 
 
To
29/09/2014 11:55:44
Charlie Schreiner
Myers and Stauffer Consulting
Topeka, Kansas, United States
General information
Forum:
Visual FoxPro
Category:
Other
Environment versions
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Miscellaneous
Thread ID:
01608400
Message ID:
01608473
Views:
44
It was one - rare - case where I needed to check if the CA alias had any records. And I will keep this Set in mind if/when I need it next time.
Thank you.

>SET SQLBUFFERING ON
>That's been my default for years. When do you want to select against a CA alias and get what you don't see?
>
>
>>Thank you.
>>
>>>You can still use SQL Select with
>>>
>>>WITH (BUFFERING = .T.)
>>>
>>>
>>>>That must be it. The CA Cursor is buffered. I will change the approach and won't use the SQL Select. Thank you.
>>>>
>>>>>Buffering?
>>>>>
>>>>>>I have a strange case where SQL Select from a cursor does not find any records.
>>>>>>
>>>>>>Example:
>>>>>>
>>>>>>I have a cursor created with CursorAdapter that has one or more records (verified as follows). Then I try to select from it but nothing is found. Here is an example:
>>>>>>
>>>>>>
>>>>>>select CaCursor
>>>>>>browse  && shows that is has records
>>>>>>select * from CaCursor where .T. into cursor C_temp
>>>>>>if _tally > 0
>>>>>>   *-- never gets here
>>>>>>endif 
>>>>>>select C_temp
>>>>>>browse && shows no records.
>>>>>>
>>>>>>
>>>>>>Why could this happen? TIA
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